<template>
    <el-row :gutter="20">
        <el-col :span="6">
            <div class="grid-content bg-purple">
                <!-- 事件名称应该要和子组件发送的事件名称一致（我的理解），然后编写父组件自己的方法 -->
                <categoryTree @tree-node-click="treeNodeClick"></categoryTree>
            </div>
        </el-col>
        <el-col :span="18">
            <div class="grid-content bg-purple">
                <el-form
                    :inline="true"
                    :model="dataForm"
                    @keyup.enter.native="getDataList()"
                >
                    <el-form-item>
                        <el-input
                            v-model="dataForm.key"
                            placeholder="参数名"
                            clearable
                        ></el-input>
                    </el-form-item>
                    <el-form-item>
                        <el-button @click="getDataList()">查询</el-button>
                        <el-button
                            v-if="isAuth('product:attrgroup:save')"
                            type="primary"
                            @click="addOrUpdateHandle()"
                            >新增</el-button
                        >
                        <el-button
                            v-if="isAuth('product:attrgroup:delete')"
                            type="danger"
                            @click="deleteHandle()"
                            :disabled="dataListSelections.length <= 0"
                            >批量删除</el-button
                        >
                    </el-form-item>
                </el-form>
                <el-table
                    :data="dataList"
                    border
                    v-loading="dataListLoading"
                    @selection-change="selectionChangeHandle"
                    style="width: 100%"
                >
                    <el-table-column
                        type="selection"
                        header-align="center"
                        align="center"
                        width="50"
                    >
                    </el-table-column>
                    <el-table-column
                        prop="attrGroupId"
                        header-align="center"
                        align="center"
                        label="分组id"
                        width="180px"
                    >
                    </el-table-column>
                    <el-table-column
                        prop="attrGroupName"
                        header-align="center"
                        align="center"
                        label="组名"
                    >
                    </el-table-column>
                    <el-table-column
                        prop="sort"
                        header-align="center"
                        align="center"
                        label="排序"
                    >
                    </el-table-column>
                    <el-table-column
                        prop="descript"
                        header-align="center"
                        align="center"
                        label="描述"
                    >
                    </el-table-column>
                    <el-table-column
                        prop="icon"
                        header-align="center"
                        align="center"
                        label="组图标"
                    >
                    </el-table-column>
                    <el-table-column
                        prop="catelogId"
                        header-align="center"
                        align="center"
                        label="所属分类id"
                    >
                    </el-table-column>
                    <el-table-column
                        fixed="right"
                        header-align="center"
                        align="center"
                        width="150"
                        label="操作"
                    >
                        <template slot-scope="scope">
                            <el-button
                                type="text"
                                size="small"
                                @click="
                                    addOrUpdateHandle(scope.row.attrGroupId)
                                "
                                >修改</el-button
                            >
                            <el-button
                                type="text"
                                size="small"
                                @click="deleteHandle(scope.row.attrGroupId)"
                                >删除</el-button
                            >
                        </template>
                    </el-table-column>
                </el-table>
                <el-pagination
                    @size-change="sizeChangeHandle"
                    @current-change="currentChangeHandle"
                    :current-page="pageIndex"
                    :page-sizes="[10, 20, 50, 100]"
                    :page-size="pageSize"
                    :total="totalPage"
                    layout="total, sizes, prev, pager, next, jumper"
                >
                </el-pagination>
                <!-- 弹窗, 新增 / 修改 -->
                <add-or-update
                    v-if="addOrUpdateVisible"
                    ref="addOrUpdate"
                    @refreshDataList="getDataList"
                ></add-or-update>
            </div>
        </el-col>
    </el-row>
</template>

<script>
import categoryTree from "../common/category";
import AddOrUpdate from './attrgroup-add-or-update'

export default {
    //声明引入的组件
    components: { categoryTree,AddOrUpdate },
    data() {
        return {
            categoryId:0,
            dataForm: {
                key: "",
            },
            dataList: [],
            pageIndex: 1,
            pageSize: 10,
            totalPage: 0,
            dataListLoading: false,
            dataListSelections: [],
            addOrUpdateVisible: false,
        };
    },
    created() {
        this.getDataList()
    },
    methods: {
        // 父组件接收子组件传递的数据方法
        treeNodeClick(data,node,component){
            console.log("感知到子组件被点击~~",data,node)
            console.log("被点击的组件id" + data.catId)
            // 执行查询函数
            if (node.level == 3) {
                this.categoryId = data      .catId
                this.getDataList()
            }
        },
        // 获取数据列表
        getDataList() {
            this.dataListLoading = true;
            this.$http({
                url: this.$http.adornUrl(`/product/attrgroup/list/${this.categoryId}`),
                method: "get",
                params: this.$http.adornParams({
                    page: this.pageIndex,
                    limit: this.pageSize,
                    key: this.dataForm.key,
                }),
            }).then(({ data }) => {
                if (data && data.code === 0) {
                    this.dataList = data.page.list;
                    this.totalPage = data.page.totalCount;
                } else {
                    this.dataList = [];
                    this.totalPage = 0;
                }
                this.dataListLoading = false;
            });
        },
        // 每页数
        sizeChangeHandle(val) {
            this.pageSize = val;
            this.pageIndex = 1;
            this.getDataList();
        },
        // 当前页
        currentChangeHandle(val) {
            this.pageIndex = val;
            this.getDataList();
        },
        // 多选
        selectionChangeHandle(val) {
            this.dataListSelections = val;
        },
        // 新增 / 修改
        addOrUpdateHandle(id) {
            this.addOrUpdateVisible = true;
            this.$nextTick(() => {
                this.$refs.addOrUpdate.init(id);
            });
        },
        // 删除
        deleteHandle(id) {
            var ids = id
                ? [id]
                : this.dataListSelections.map((item) => {
                      return item.attrGroupId;
                  });
            this.$confirm(
                `确定对[id=${ids.join(",")}]进行[${
                    id ? "删除" : "批量删除"
                }]操作?`,
                "提示",
                {
                    confirmButtonText: "确定",
                    cancelButtonText: "取消",
                    type: "warning",
                }
            ).then(() => {
                this.$http({
                    url: this.$http.adornUrl("/product/attrgroup/delete"),
                    method: "post",
                    data: this.$http.adornData(ids, false),
                }).then(({ data }) => {
                    if (data && data.code === 0) {
                        this.$message({
                            message: "操作成功",
                            type: "success",
                            duration: 1500,
                            onClose: () => {
                                this.getDataList();
                            },
                        });
                    } else {
                        this.$message.error(data.msg);
                    }
                });
            });
        },
    },
};
</script>